Home / 262,108,874.12-361,717,933.50-143,039,154.33

Finding the Fourth Proportional to 262,108,874.12, 361,717,933.50 and 143,039,154.33

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Solution

The fourth proportional to 262,108,874.12, 361,717,933.50 and 143,039,154.33 is: 197,398,228.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,108,874.12 : 361,717,933.50 = 143,039,154.33 : x
  2. Step 2: Convert to fraction form
    262,108,874.12/361,717,933.50 = 143,039,154.33/x
  3. Step 3: Cross multiply
    262,108,874.12x = 361,717,933.50 × 143,039,154.33
  4. Step 4: Simplify right side
    262,108,874.12x = 51,739,827,313,835,184
  5. Step 5: Solve for x
    x = 51,739,827,313,835,184/262,108,874.12
  6. Step 6: Final answer
    x = 197,398,228.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.